2179125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 4258800

約数和(自身を除く): 2079675

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 149, 195, 225, 325, 375, 447, 585, 745, 975, 1125, 1341, 1625, 1937, 2235, 2925, 3725, 4875, 5811, 6705, 9685, 11175, 14625, 17433, 18625, 29055, 33525, 48425, 55875, 87165, 145275, 167625, 242125, 435825, 726375, 2179125]

約数ペア:

[(1, 2179125), (3, 726375), (5, 435825), (9, 242125), (13, 167625), (15, 145275), (25, 87165), (39, 55875), (45, 48425), (65, 33525), (75, 29055), (117, 18625), (125, 17433), (149, 14625), (195, 11175), (225, 9685), (325, 6705), (375, 5811), (447, 4875), (585, 3725), (745, 2925), (975, 2235), (1125, 1937), (1341, 1625)]